For Ducks sakes.

Storrsy

Storrsy

Well-known member
I have to confess. I had a manual thumb on the Kx71-3 before I put the Engcon on. Tried to use it once. The thumb was set up for the old digging bucket and geometry was all wrong. Took the thumb off and it has never gone back on. The thumb bracket is ideal for hanging a short chain and lifting bull bags. So not all lost!! 👍👍👍
Yeah a manual thumb is very restrictive and a faff. The whole point of a thumb of a is the convenience to flip it out when you need it and back when you dont- if your going to be messing around with a manual thumb all the benefit is lost and will probably never be quite in the right position. The other problem is people buy generic of the shelf thumbs designed to fit any machine in a given weight range- RSl on the other hand ask for several measurements to make sure you have the right length to suit your dipper and meet the bucket properly. I have various intermercato grabs too and the Kinshofer that's just sold and they have all been great for the right work but if I just had to have one machine it would be a hydraulic thumb hands down for my line of work
 
Bucket on wheels

Bucket on wheels

Well-known member
A gripper wouldn't pick this up though!
no problem with a tilty and grab
This Little Pebble weighs in at 5.2 tons

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Storrsy

Storrsy

Well-known member
no problem with a tilty and grab
This Little Pebble weighs in at 5.2 tons

View attachment 68160
Nice. That's must be on the limit held out like that.
it's a bit light on the butt
cross tracks with that at full stretch
it would lift the butt in the air
would still have ground contact at the butt with the dipper at 45 degrees

View attachment 68161
That must be some grab. Looks more like a timber one which aren't usually so up for rock handling due to asymmetric loading one side of it.
 
Bucket on wheels

Bucket on wheels

Well-known member
Nice. That's must be on the limit held out like that.

That must be some grab. Looks more like a timber one which aren't usually so up for rock handling due to asymmetric loading one side of it.

The grab is my own design it is manufactured in Tallin
it pinches with up to 4 tons when the edges meet/pass each other
it is designed from the ground up for use on excavators

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All the blocks next to the grab are handled with the grab
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The blocks behind him go as much underground as it does above ground

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M

Monkeybusiness

Well-known member
S

Stroppymonkey

Well-known member
Just as I left the yard another Duck landed in my LL yard . 2010 ish Chinese machine with rotating grab. Auction from North Wales ? Obscenely low hours. Sub 1000 I’ve been told.
 
Storrsy

Storrsy

Well-known member
Took the duck on its first road trip with me. A circumnavigation of the village totalling about 4.5 miles. It's quite slow!

I'm still not sure the high low switching down is automatic on the hills- it makes it up them in high but engine labours and I'd likely be overtaken by a cyclist!
 

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craig

craig

Well-known member
Took the duck on its first road trip with me. A circumnavigation of the village totalling about 4.5 miles. It's quite slow!

I'm still not sure the high low switching down is automatic on the hills- it makes it up them in high but engine labours and I'd likely be overtaken by a cyclist!
Did you frighten yourself going down the hills :ROFLMAO:
On mine the high low are mechanical gears in the transfer box so you cant change on the move, I did a bit on a Komatsu duckling and that had a mechanical high and low that you changed stationary and another that could be changed on the move, a bit like 2 speed tracking. one was labeled high/low and the other Hare/tortoise cant remember which way round thou.
 
S

Stroppymonkey

Well-known member
Had a little poke around the LLs new Chinese duck today. 7.5ton ish . 2020 with 800ish hours.
Runs on a manual gear box with 5 forward and one reverse gears and clutch brake and foot throttle. Is this normal?
 
Storrsy

Storrsy

Well-known member
Did you frighten yourself going down the hills :ROFLMAO:
On mine the high low are mechanical gears in the transfer box so you cant change on the move, I did a bit on a Komatsu duckling and that had a mechanical high and low that you changed stationary and another that could be changed on the move, a bit like 2 speed tracking. one was labeled high/low and the other Hare/tortoise cant remember which way round thou.
Yeah that's it. The manual states that the high low change must be done when stationary so I'm thinking it doesn't have auto Stepdown. It's not too bad if you have momentum but if you have to stop on a hill it doesn't like getting going again in high.
Actually found it pretty well behaved altogether- have to be very very gentle with using backing off the throttle pedal to brake. Too abrupt and you'll end up through the windscreen doing an endo😂 hardly use the actual brake, backing off the throttle is enough unless coming to an actual standstill
 
Storrsy

Storrsy

Well-known member
Had a little poke around the LLs new Chinese duck today. 7.5ton ish . 2020 with 800ish hours.
Runs on a manual gear box with 5 forward and one reverse gears and clutch brake and foot throttle. Is this normal?
As far as I know most ducks and certainly mine are hydrostatic drive requiring a pedal to do forwards and back- no gears other than high low. Was thinking today I'd actually prefer a proper box though like a 40k tractor might have.
 
S

Stroppymonkey

Well-known member
As far as I know most ducks and certainly mine are hydrostatic drive requiring a pedal to do forwards and back- no gears other than high low. Was thinking today I'd actually prefer a proper box though like a 40k tractor might have.
This is only for use on level mostly hard ground for waste management. Think it was about 13k including transportation so probably worth a risk.
 
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